.sub_nav{
  width: 100%;
  height: 160px;
}
.top{
  height: 90px;
  width: 100%;
 padding: 0 5%;
  background-color: #E86B99;
  text-align: center;
  line-height: 100px;
}
.top .go_back{
  font-size: 40px;
 font-weight: 600;
  color: #FFFFFF;

}
.menu{
  width: 100%;
  text-align: center;
  height: 70px;
  padding-bottom: 20px;
  display: flex;
  justify-content: center;
  position: relative;
}
.no_read_logo{
  width: 10px;
  height: 10px;
  background-color: #FF9999;
  border-radius: 50%;
  position: absolute;
  right: 10%;
  top: 7px;
}
@media screen and (min-width: 375px) {
  .no_read_logo{
    right: 12%;
  }
}
@media screen and (min-width: 414px) {
  .no_read_logo{
    right: 17%;
  }
}
@media screen and (min-width: 768px) {
  .no_read_logo{
    right: 32%;
  }
}
